HyukjinKwon commented on a change in pull request #23900: [SPARK-23836][PYTHON]
Add support for StructType return in Scalar Pandas UDF
URL: https://github.com/apache/spark/pull/23900#discussion_r260871433
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File path: python/pyspark/serializers.py
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@@ -64,6 +64,7 @@
from itertools import izip as zip, imap as map
else:
import pickle
+ basestring = unicode = str
Review comment:
Yes .. there are some places that use this here and there. IIRC, we
discussed about Python 2 drop in dev mailing list. I could get rid of it soon
anyway ..
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